Visitors watch a hologram at the stand of Dell Technologies Inc., at the MWC (Mobile World Congress), the world's biggest mobile fair, in Barcelona on March 5, 2025.Shares of Dell Technologies climbed 5% Tuesday after the company increased its long-term revenue and profit growth expectations in a meeting with analysts.The computer maker said it now expects fiscal 2026 revenue to expand between 7% and 9%, an increase from its prior guidance of growth between 3% and 4%. For the full year, it now expects dilut ...